Não informado. (1961). Russian castings production. British Cast Iron Research Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Russian Castings Production. Birmingham, Inglaterra: British Cast Iron Research Association, 1961.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Russian Castings Production. British Cast Iron Research Association, 1961.
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